package com.snowleopard.findpeople.entity.account;

import java.util.List;

import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.ManyToMany;
import javax.persistence.OrderBy;
import javax.persistence.Table;
import javax.persistence.Transient;

import org.apache.commons.lang.builder.ToStringBuilder;
import org.hibernate.annotations.Cache;
import org.hibernate.annotations.CacheConcurrencyStrategy;
import org.hibernate.annotations.Fetch;
import org.hibernate.annotations.FetchMode;
import org.springside.modules.utils.reflection.ConvertUtils;

import com.google.common.collect.Lists;
import com.snowleopard.common.base.BaseEntity;

/**
 * 用户.
 * 
 * 使用JPA annotation定义ORM关系. 使用Hibernate annotation定义JPA 1.0未覆盖的部分.
 * 
 * @author calvin
 */
@Entity
// 表名与类名不相同时重新定义表名.
@Table(name = "ACCT_USER")
// 默认的缓存策略.
@Cache(usage = CacheConcurrencyStrategy.READ_WRITE)
public class User extends BaseEntity {

	private String loginId;
	private String password;// 为简化演示使用明文保存的密码
	private String name;
	private String email;
	private String phone;
	private String question;
	private String answer;
	private String qq;
	private String greeting;
	private String selfDefineQuestion;
	private List<Role> roleList = Lists.newArrayList();// 有序的关联对象集合

	// 字段非空且唯一, 用于提醒Entity使用者及生成DDL.
	@Column(name = "login_id", nullable = false, unique = true)
	public String getLoginId() {
		return loginId;
	}

	public void setLoginId(String loginId) {
		this.loginId = loginId;
	}

	public String getPassword() {
		return password;
	}

	public void setPassword(String password) {
		this.password = password;
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public String getEmail() {
		return email;
	}

	public void setEmail(String email) {
		this.email = email;
	}
	
	public String getGreeting() {
        return greeting;
    }

    public void setGreeting(String greeting) {
        this.greeting = greeting;
    }

    public String getPhone() {
        return phone;
    }

    public void setPhone(String phone) {
        this.phone = phone;
    }

    public String getQuestion() {
        return question;
    }

    public void setQuestion(String question) {
        this.question = question;
    }

    public String getAnswer() {
        return answer;
    }

    public void setAnswer(String answer) {
        this.answer = answer;
    }

    public String getQq() {
        return qq;
    }

    public void setQq(String qq) {
        this.qq = qq;
    }

    public String getSelfDefineQuestion() {
        return selfDefineQuestion;
    }

    public void setSelfDefineQuestion(String selfDefineQuestion) {
        this.selfDefineQuestion = selfDefineQuestion;
    }

    // 多对多定义
	@ManyToMany
	// 中间表定义,表名采用默认命名规则
	@JoinTable(name = "ACCT_USER_ROLE", joinColumns = { @JoinColumn(name = "USER_ID") }, inverseJoinColumns = { @JoinColumn(name = "ROLE_ID") })
	// Fecth策略定义
	@Fetch(FetchMode.SUBSELECT)
	// 集合按id排序.
	@OrderBy("id")
	// 集合中对象id的缓存.
	@Cache(usage = CacheConcurrencyStrategy.READ_WRITE)
	public List<Role> getRoleList() {
		return roleList;
	}

	public void setRoleList(List<Role> roleList) {
		this.roleList = roleList;
	}

	/**
	 * 用户拥有的角色名称字符串, 多个角色名称用','分隔.
	 */
	// 非持久化属性.
	@Transient
	public String getRoleNames() {
		return ConvertUtils.convertElementPropertyToString(roleList, "name",
				", ");
	}

	/**
	 * 用户拥有的角色id字符串, 多个角色id用','分隔.
	 */
	// 非持久化属性.
	@Transient
	@SuppressWarnings("unchecked")
	public List<String> getRoleIds() {
		return ConvertUtils.convertElementPropertyToList(roleList, "id");
	}

	@Override
	public String toString() {
		return ToStringBuilder.reflectionToString(this);
	}
}